The new debugfs files keepalive and disconnect_timeout can be used to
fetch the current values and to change the values for keepalive and
disconnect event timeout (both in seconds).
Signed-off-by: Jouni Malinen <jouni@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath6kl/core.h | 3 +
drivers/net/wireless/ath/ath6kl/debug.c | 85 +++++++++++++++++++++++++++++++
drivers/net/wireless/ath/ath6kl/wmi.c | 8 +++
3 files changed, 96 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index c58cfad..31e5c7e 100644
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -533,6 +533,9 @@ struct ath6kl {
u8 *roam_tbl;
unsigned int roam_tbl_len;
+
+ u8 keepalive;
+ u8 disc_timeout;
} debug;
#endif /* CONFIG_ATH6KL_DEBUG */
};
diff --git a/drivers/net/wireless/ath/ath6kl/debug.c b/drivers/net/wireless/ath/ath6kl/debug.c
index 51eb626..9035002 100644
--- a/drivers/net/wireless/ath/ath6kl/debug.c
+++ b/drivers/net/wireless/ath/ath6kl/debug.c
@@ -1115,6 +1115,85 @@ static const struct file_operations fops_roam_mode = {
.llseek = default_llseek,
};
+static ssize_t ath6kl_keepalive_read(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath6kl *ar = file->private_data;
+ char buf[16];
+ int len;
+
+ len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.keepalive);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath6kl_keepalive_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath6kl *ar = file->private_data;
+ int ret;
+ u8 val;
+
+ ret = kstrtou8_from_user(user_buf, count, 0, &val);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_wmi_set_keepalive_cmd(ar->wmi, val);
+ if (ret)
+ return ret;
+
+ return count;
+}
+
+static const struct file_operations fops_keepalive = {
+ .open = ath6kl_debugfs_open,
+ .read = ath6kl_keepalive_read,
+ .write = ath6kl_keepalive_write,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath6kl_disconnect_timeout_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath6kl *ar = file->private_data;
+ char buf[16];
+ int len;
+
+ len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.disc_timeout);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath6kl_disconnect_timeout_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath6kl *ar = file->private_data;
+ int ret;
+ u8 val;
+
+ ret = kstrtou8_from_user(user_buf, count, 0, &val);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_wmi_disctimeout_cmd(ar->wmi, val);
+ if (ret)
+ return ret;
+
+ return count;
+}
+
+static const struct file_operations fops_disconnect_timeout = {
+ .open = ath6kl_debugfs_open,
+ .read = ath6kl_disconnect_timeout_read,
+ .write = ath6kl_disconnect_timeout_write,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
int ath6kl_debug_init(struct ath6kl *ar)
{
ar->debug.fwlog_buf.buf = vmalloc(ATH6KL_FWLOG_SIZE);
@@ -1182,6 +1261,12 @@ int ath6kl_debug_init(struct ath6kl *ar)
debugfs_create_file("roam_mode", S_IWUSR, ar->debugfs_phy, ar,
&fops_roam_mode);
+ debugfs_create_file("keepalive", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar,
+ &fops_keepalive);
+
+ debugfs_create_file("disconnect_timeout", S_IRUSR | S_IWUSR,
+ ar->debugfs_phy, ar, &fops_disconnect_timeout);
+
return 0;
}
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index fdb3712..dd8110c 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -1940,6 +1940,10 @@ int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 timeout)
ret = ath6kl_wmi_cmd_send(wmi, skb, WMI_SET_DISC_TIMEOUT_CMDID,
NO_SYNC_WMIFLAG);
+#ifdef CONFIG_ATH6KL_DEBUG
+ if (ret == 0)
+ wmi->parent_dev->debug.disc_timeout = timeout;
+#endif /* CONFIG_ATH6KL_DEBUG */
return ret;
}
@@ -2524,6 +2528,10 @@ int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 keep_alive_intvl)
ret = ath6kl_wmi_cmd_send(wmi, skb, WMI_SET_KEEPALIVE_CMDID,
NO_SYNC_WMIFLAG);
+#ifdef CONFIG_ATH6KL_DEBUG
+ if (ret == 0)
+ wmi->parent_dev->debug.keepalive = keep_alive_intvl;
+#endif /* CONFIG_ATH6KL_DEBUG */
return ret;
}
--
1.7.4.1
--
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